In a water-air optical wireless communication (OWC) channel, dynamic ocean waves may significantly deflect the light beam from its original direction, thus deteriorating the communication performance.

Air India crash in Ahmedabad under investigation for dual engine failure. Investigators focus on Ram Air Turbine's role in power loss.

The battery-powered EcoFlow Wave 3 Portable Air Conditioner is ideal for camping, RVs, and cars. We were impressed with how quiet and cooling it was.

How to stay cool in a heat wave — even without air conditioning Overnight lows can be a particularly dangerous part of a heat wave, said Ashley Ward, director of the Heat Policy Innovation Hub ...

Shelley Snyder can easily afford central air-conditioning but doesn't want it. The Victorian Village resident relies on fans and open windows.

Depending on where you live, the Low-Income Home Energy Assistance Program can help you buy a window air conditioning unit, according to the National Council on Aging.

Heat doesn’t just mean canceled events. It also poses a health risk. If you can’t afford to cool the whole house, make a “cool space” to sleep in. Because experts ...

This week’s heat wave, with temperatures soaring into triple digits, is taking its toll on UMass Memorial Hospital in Marlboro. A hospital visitor and a staffer both confirmed that the hospital ...

If you're hesitant to crank up your air conditioning in fear of a steep bill, this what you need to know. What’s the best temperature to set AC?

It's hot. Too hot. What is the best temperature to set your air conditioner at? Take our poll.

In humid places, just use a fan. If you don't have air conditioning, find public places that do, including movie theaters, malls and libraries. Some communities set up cooling centers. Depending on ...